What is the cheapest airline that flies from Des Moines to Illinois?

Southwest, Frontier, and United Airlines are the most popular carriers operating from Des Moines to Illinois

How many flights depart from Des Moines to Illinois on average per week?

203 flights are operational weekly from Des Moines to Illinois as of September 2025. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.

How many flights depart from Des Moines to Illinois on average per day?

As of September 2025, 29 flights take off from Des Moines and land in Illinois each day. The most common flight departure time for this route is 8:00AM, with 47% of daily flights taking off at noon.

When did momondo last update prices for flights from Des Moines Airport to Illinois?

Prices for flights from Des Moines Airport to Illinois refresh daily.

How many operators does momondo search for flights from Des Moines Airport to Illinois?

There are 3 operators available for flights from Des Moines Airport to Illinois as of September 2025.

How old do you have to be to fly from Des Moines Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Des Moines Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$39 Cheap Flights from Des Moines to Illinois in 2025/26

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Find the cheapest flights from Des Moines to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:15 pm - 7:25 pmDSM-STL

1h 10mnonstop

10:20 pm - 11:30 pmSTL-DSM

1h 10mnonstop

$77Southwest

Find Deal

Mon, Oct 20 - Mon, Oct 27

6:15 pm - 7:25 pmDSM-STL

1h 10mnonstop

10:20 pm - 11:30 pmSTL-DSM

1h 10mnonstop

$137Southwest

Find Deal

Mon, Oct 20 - Mon, Oct 27

2:32 pm - 9:07 amDSM-STL

18h 35m1 stop

7:45 pm - 1:49 pmSTL-DSM

18h 04m1 stop

$152Frontier

Find Deal

Thu, Nov 6 - Thu, Nov 13

2:32 pm - 9:07 amDSM-STL

18h 35m1 stop

7:45 pm - 1:49 pmSTL-DSM

18h 04m1 stop

$153Frontier

Find Deal

Thu, Nov 6 - Thu, Nov 13

6:40 pm - 11:56 pmDSM-STL

5h 16m1 stop

5:17 am - 10:40 amSTL-DSM

5h 23m1 stop

$159American Airlines

Find Deal

Thu, Nov 6 - Thu, Nov 13

6:12 pm - 11:18 pmDSM-STL

5h 06m1 stop

8:04 pm - 12:02 amSTL-DSM

3h 58m1 stop

$175American Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 21

5:47 am - 12:35 pmDSM-STL

6h 48m1 stop

6:00 am - 10:26 amSTL-DSM

4h 26m1 stop

$177Delta

Find Deal

Wed, Oct 15 - Thu, Oct 16

10:55 am - 8:39 pmDSM-STL

9h 44m2 stops

6:30 am - 10:22 amSTL-DSM

3h 52m1 stop

$182Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

6:50 pm - 8:21 pmDSM-ORD

1h 31mnonstop

9:06 am - 10:30 amORD-DSM

1h 24mnonstop

$189United Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

6:45 pm - 8:16 pmDSM-ORD

1h 31mnonstop

9:05 am - 10:20 amORD-DSM

1h 15mnonstop

$216United Airlines

Find Deal

Fri, Mar 13 - Thu, Mar 19

Delta flights from Des Moines to Illinois

Our best Delta deals on Des Moines to Illinois flight tickets

Delta

Oct 15

DSM5:47 amDes Moines

6h 48m

1 stop

STL12:35 pmLambert-St Louis

Oct 16

STL6:00 amLambert-St Louis

4h 26m

1 stop

DSM10:26 amDes Moines

$177

Find similar

Delta

Mar 3

DSM10:55 amDes Moines

9h 44m

2 stops

STL8:39 pmLambert-St Louis

Mar 4

STL6:30 amLambert-St Louis

3h 52m

1 stop

DSM10:22 amDes Moines

$182

Find similar

Delta

Oct 23

DSM6:05 amDes Moines

7h 17m

1 stop

STL1:22 pmLambert-St Louis

Oct 25

STL4:45 pmLambert-St Louis

4h 18m

1 stop

DSM9:03 pmDes Moines

$184

Find similar

United Airlines flights from Des Moines to Illinois

Our best United Airlines deals on Des Moines to Illinois flight tickets

United Airlines

Oct 31

DSM6:50 pmDes Moines

1h 31m

ORD8:21 pmChicago O'Hare Intl

Nov 2

ORD9:06 amChicago O'Hare Intl

1h 24m

DSM10:30 amDes Moines

$189

Find similar

United Airlines

Mar 13

DSM6:45 pmDes Moines

1h 31m

ORD8:16 pmChicago O'Hare Intl

Mar 19

ORD9:05 amChicago O'Hare Intl

1h 15m

DSM10:20 amDes Moines

$216

Find similar

United Airlines

Oct 16

DSM6:30 amDes Moines

4h 19m

1 stop

STL10:49 amLambert-St Louis

Oct 23

STL5:00 amLambert-St Louis

5h 32m

1 stop

DSM10:32 amDes Moines

$217

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Mon 10/20

6:15 pm-7:25 pm

Nonstop1h 10m

Lambert-St Louis

Mon 10/27

10:20 pm-11:30 pm

Nonstop1h 10m

$77

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Mon 10/20

6:15 pm-7:25 pm

Nonstop1h 10m

Lambert-St Louis

Mon 10/27

10:20 pm-11:30 pm

Nonstop1h 10m

$137

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Thu 11/6

2:32 pm-9:07 am

1 stop18h 35m

Lambert-St Louis

Thu 11/13

7:45 pm-1:49 pm

1 stop18h 04m

$152

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Thu 11/6

2:32 pm-9:07 am

1 stop18h 35m

Lambert-St Louis

Thu 11/13

7:45 pm-1:49 pm

1 stop18h 04m

$153

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Thu 11/6

6:40 pm-11:56 pm

1 stop5h 16m

Lambert-St Louis

Thu 11/13

5:17 am-10:40 am

1 stop5h 23m

$159

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Sat 10/18

6:12 pm-11:18 pm

1 stop5h 06m

Lambert-St Louis

Tue 10/21

8:04 pm-12:02 am

1 stop3h 58m

$175

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Wed 10/15

5:47 am-12:35 pm

1 stop6h 48m

Lambert-St Louis

Thu 10/16

6:00 am-10:26 am

1 stop4h 26m

$177

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Tue 3/3

10:55 am-8:39 pm

2 stops9h 44m

Lambert-St Louis

Wed 3/4

6:30 am-10:22 am

1 stop3h 52m

$182

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Fri 10/31

6:50 pm-8:21 pm

Nonstop1h 31m

Chicago O'Hare Intl

Sun 11/2

9:06 am-10:30 am

Nonstop1h 24m

$189

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Fri 3/13

6:45 pm-8:16 pm

Nonstop1h 31m

Chicago O'Hare Intl

Thu 3/19

9:05 am-10:20 am

Nonstop1h 15m

$216

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How to get the cheapest flight ticket from Des Moines to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Des Moines is in May. Flight prices, which tend to average around $224, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $224.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Des Moines to Illinois is on a Thursday when prices can be found for as low as $561. Flights from Des Moines to Illinois on a Tuesday will generally be more expensive and average around $876. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Des Moines to Illinois during this time can be as low as $249. Flights at noon are often more expensive with an average ticket price of $1,084.

What is the cheapest Des Moines to Illinois flight route?

Fly from Des Moines to Chicago O'Hare Intl for the best Des Moines - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Des Moines when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Des Moines for as low as $196 on momondo.

What cabin class options are available on Des Moines to Illinois flights?

There are 4 cabin classes available to choose from on Des Moines to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Des Moines to Illinois flights?

You could potentially save up to 58% on your flight if you consider stops on a Des Moines to Illinois flight.

Cheap Des Moines to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Des Moines to Illinois

Best Price Found	$204
Fastest flight time	1h 05m
Direct flights	Every day
Airports in Illinois	3 airports

The best one-way flight to Illinois from Des Moines in the past 72 hours is $204. The best round-trip flight deal from Des Moines to Illinois found on momondo in the last 72 hours is $347.

The fastest flight from Des Moines to Illinois takes 1h 05m

Direct flights go from Des Moines to Illinois every day.

There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Des Moines Airport to Illinois?
Prices for flights from Des Moines Airport to Illinois refresh daily.
How many operators does momondo search for flights from Des Moines Airport to Illinois?
There are 3 operators available for flights from Des Moines Airport to Illinois as of September 2025.
How old do you have to be to fly from Des Moines Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Des Moines Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Des Moines to Illinois?
Based on momondo bookings for flights between Des Moines and Illinois, the leading plane model is Airbus A319, making up 25.36% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 700 with 15.07%, Embraer 175 with 13.39%, and Embraer 175 (Enhanced Winglets) with 11.90%.

Best airlines flying from Des Moines to Illinois

Compare and see reviews for airlines that fly from Des Moines to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $189	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 8,926 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Des Moines to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Des Moines to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Des Moines to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Des Moines to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Des Moines to Illinois?

momondo helps you find the best flight between Des Moines and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Des Moines to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Des Moines to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Illinois

Popular cities in Illinois

Flights to New Yorkfrom $50

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Flights to Chicagofrom $60

Flights to Orlandofrom $56

Flights to Las Vegasfrom $44

Flights to San Franciscofrom $60

Flights to Washington, D.C.from $56

Flights to Bostonfrom $67

Flights to Atlantafrom $51

Flights to Dallasfrom $59

Flights to Seattlefrom $102

Cheap flights from Des Moines to Illinois from $39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Des Moines to Illinois departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Des Moines to Illinois

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Cheap last minute flights

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Delta flights from Des Moines to Illinois

Our best Delta deals on Des Moines to Illinois flight tickets

United Airlines flights from Des Moines to Illinois

Our best United Airlines deals on Des Moines to Illinois flight tickets

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How to get the cheapest flight ticket from Des Moines to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Des Moines to Illinois during this time can be as low as $249. Flights at noon are often more expensive with an average ticket price of $1,084.

What is the cheapest Des Moines to Illinois flight route?

Fly from Des Moines to Chicago O'Hare Intl for the best Des Moines - Illinois flight prices

How far in advance should I book a flight to Illinois?

What cabin class options are available on Des Moines to Illinois flights?

There are 4 cabin classes available to choose from on Des Moines to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Des Moines to Illinois flights?

You could potentially save up to 58% on your flight if you consider stops on a Des Moines to Illinois flight.

What is the cheapest airline that flies from Des Moines to Illinois?

Southwest, Frontier, and United Airlines are the most popular carriers operating from Des Moines to Illinois

How many flights depart from Des Moines to Illinois on average per day?

As of September 2025, 29 flights take off from Des Moines and land in Illinois each day. The most common flight departure time for this route is 8:00AM, with 47% of daily flights taking off at noon.

How many flights depart from Des Moines to Illinois on average per week?

203 flights are operational weekly from Des Moines to Illinois as of September 2025. The most popular departure day for this route is Mon, with 23% of flights per week taking off on this day.

Cheap Des Moines to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Des Moines to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Des Moines Airport to Illinois?

How many operators does momondo search for flights from Des Moines Airport to Illinois?

How old do you have to be to fly from Des Moines Airport to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Des Moines to Illinois?

Best airlines flying from Des Moines to Illinois

Compare and see reviews for airlines that fly from Des Moines to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Des Moines to Illinois?

Can I find flights from Des Moines to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Des Moines to Illinois?

I’m not ready to book a flight from Des Moines to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo